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SQL, IB: Copy history via CREATE .. SELECT [closes #157, #152]

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This commit is contained in:
Aleksey Midenkov
2017-03-24 16:00:42 +03:00
parent 7a525e7e93
commit 67cd92b6f4
29 changed files with 636 additions and 276 deletions
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7
sql/sql_select.cc
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@ -16173,7 +16173,12 @@ Field *create_tmp_field_from_field(THD *thd, Field *org_field,
item->result_field= new_field;
else
new_field->field_name= name;
new_field->flags|= (org_field->flags & NO_DEFAULT_VALUE_FLAG);
new_field->flags|= (org_field->flags & (
NO_DEFAULT_VALUE_FLAG |
HIDDEN_FLAG |
VERS_SYS_START_FLAG |
VERS_SYS_END_FLAG |
VERS_OPTIMIZED_UPDATE_FLAG));
if (org_field->maybe_null() || (item && item->maybe_null))
new_field->flags&= ~NOT_NULL_FLAG; // Because of outer join
if (org_field->type() == MYSQL_TYPE_VAR_STRING ||